Calvin Klein Underwear - Modern Cotton Lounge Sleep Shorts. Color Grey Heather. Low Stock. On sale for $38.81. MSRP $49.50.. 4.8 out of 5 stars9 left in stockBrand NameCalvin Klein UnderwearProduct NameModern Cotton Lounge Sleep ShortsColorGrey HeatherPrice$38.81MSRP: $49.50